code: def __init__(self):
      hid1_size = 64
      hid2_size = 64
  
      self.fc1 = layers.fc(
          size=hid1_size,
          act="relu",
          param_attr=fluid.initializer.Normal(loc=0.0, scale=0.1),
      )
      self.fc2 = layers.fc(
          size=hid2_size,
          act="relu",
          param_attr=fluid.initializer.Normal(loc=0.0, scale=0.1),
      )
      self.fc3 = layers.fc(
          size=1,
          act=None,
          param_attr=fluid.initializer.Normal(loc=0.0, scale=0.1),
      )
  
file_path: PARL/benchmark/fluid/MADDPG/simple_model.py
imports: import paddle.fluid
  import parl
  from parl import layers
label_desc: Use image node_id 1 to create a new CriticModel object from inherited base classes: parl with example: obj = CriticModel()